EP2469103A3 - Hydraulic motor - Google Patents

Hydraulic motor Download PDF

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Publication number
EP2469103A3
EP2469103A3 EP20110008970 EP11008970A EP2469103A3 EP 2469103 A3 EP2469103 A3 EP 2469103A3 EP 20110008970 EP20110008970 EP 20110008970 EP 11008970 A EP11008970 A EP 11008970A EP 2469103 A3 EP2469103 A3 EP 2469103A3
Authority
EP
European Patent Office
Prior art keywords
hydraulic motor
control
acted
disclosed
generated
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP20110008970
Other languages
German (de)
French (fr)
Other versions
EP2469103A2 (en
Inventor
Michael Schütte
Peter LÖWE
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP2469103A2 publication Critical patent/EP2469103A2/en
Publication of EP2469103A3 publication Critical patent/EP2469103A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B11/00—Servomotor systems without provision for follow-up action; Circuits therefor
    • F15B11/02—Systems essentially incorporating special features for controlling the speed or actuating force of an output member
    • F15B11/04—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed
    • F15B11/044—Systems essentially incorporating special features for controlling the speed or actuating force of an output member for controlling the speed by means in the return line, i.e. "meter out"
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B66—HOISTING; LIFTING; HAULING
    • B66D—CAPSTANS; WINCHES; TACKLES, e.g. PULLEY BLOCKS; HOISTS
    • B66D1/00—Rope, cable, or chain winding mechanisms; Capstans
    • B66D1/28—Other constructional details
    • B66D1/40—Control devices
    • B66D1/42—Control devices non-automatic
    • B66D1/44—Control devices non-automatic pneumatic of hydraulic
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/20—Fluid pressure source, e.g. accumulator or variable axial piston pump
    • F15B2211/205—Systems with pumps
    • F15B2211/2053—Type of pump
    • F15B2211/20546—Type of pump variable capacity
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/30—Directional control
    • F15B2211/31—Directional control characterised by the positions of the valve element
    • F15B2211/3122—Special positions other than the pump port being connected to working ports or the working ports being connected to the return line
    • F15B2211/3127—Floating position connecting the working ports and the return line
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/60—Circuit components or control therefor
    • F15B2211/635—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements
    • F15B2211/6355—Circuits providing pilot pressure to pilot pressure-controlled fluid circuit elements having valve means
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/705—Output members, e.g. hydraulic motors or cylinders or control therefor characterised by the type of output members or actuators
    • F15B2211/7058—Rotary output members
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
    • F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
    • F15B2211/00—Circuits for servomotor systems
    • F15B2211/70—Output members, e.g. hydraulic motors or cylinders or control therefor
    • F15B2211/76—Control of force or torque of the output member
    • F15B2211/761—Control of a negative load, i.e. of a load generating hydraulic energy

Abstract

Offenbart ist ein hydraulischer Antrieb mit einem Hydromotor (4), dem ein Bremsventil (16) zugeordnet ist, das über einen Steuerdruck in Öffnungsrichtung beaufschlagt ist, der über eine vom Zulaufdruck gesteuerte Steuerventileinrichtung (54) erzeugt ist.

Figure imgaf001
Disclosed is a hydraulic drive with a hydraulic motor (4), which is associated with a brake valve (16), which is acted upon by a control pressure in the opening direction, which is generated by a feed pressure controlled by the control valve device (54).
Figure imgaf001
EP20110008970 2010-12-22 2011-11-11 Hydraulic motor Withdrawn EP2469103A3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE201010055718 DE102010055718A1 (en) 2010-12-22 2010-12-22 Hydraulic drive

Publications (2)

Publication Number Publication Date
EP2469103A2 EP2469103A2 (en) 2012-06-27
EP2469103A3 true EP2469103A3 (en) 2014-10-08

Family

ID=45218161

Family Applications (1)

Application Number Title Priority Date Filing Date
EP20110008970 Withdrawn EP2469103A3 (en) 2010-12-22 2011-11-11 Hydraulic motor

Country Status (2)

Country Link
EP (1) EP2469103A3 (en)
DE (1) DE102010055718A1 (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102012006551B4 (en) 2012-04-02 2022-10-20 Wessel-Hydraulik Gmbh Hydraulic circuit arrangement
DE102012012977B4 (en) * 2012-06-29 2023-06-07 Robert Bosch Gmbh Hydraulic drive
DE102012020821B4 (en) * 2012-10-23 2021-07-15 Liebherr-Werk Ehingen Gmbh Emergency drive for a construction device and method for operating the emergency drive
GB2533034B (en) * 2014-11-03 2020-09-09 Husco Int Inc Systems and methods for flow summation in a hydraulic system with open center control valves
DE102016201971B4 (en) * 2016-02-10 2021-04-22 Robert Bosch Gmbh Hydraulic drive device with load-dependent pressure divider
CN111891946B (en) * 2020-07-29 2022-04-19 徐州重型机械有限公司 Power transmission system and method and crane
CN113357209B (en) * 2021-04-22 2023-09-19 武汉船用机械有限责任公司 Lifting hydraulic system of petroleum drilling machine
DE102022205361A1 (en) 2021-06-29 2022-12-29 Robert Bosch Gesellschaft mit beschränkter Haftung Cable winch with pressure-dependent adjustment of at least one hydraulic motor

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0569072U (en) * 1992-02-24 1993-09-17 株式会社タダノ Hydraulic drive winch drop prevention device
JPH11199181A (en) * 1998-01-13 1999-07-27 Sumitomo Constr Mach Co Ltd Counter balance circuit for hydraulic winch
JP2000220606A (en) * 1999-01-29 2000-08-08 Kobe Steel Ltd Hydraulic winch circuit

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10320946B4 (en) 2003-05-09 2005-05-04 Bauer Maschinen Gmbh Cable winch assembly and method of operation
DE102008064064A1 (en) 2008-12-19 2010-06-24 Robert Bosch Gmbh Hydraulic control arrangement for supplying pressurizing medium to load of e.g. mobile working device, has brake valve arranged in return line, and feeding-sided way valve actuated towards opening position of brake valve depending on signal

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0569072U (en) * 1992-02-24 1993-09-17 株式会社タダノ Hydraulic drive winch drop prevention device
JPH11199181A (en) * 1998-01-13 1999-07-27 Sumitomo Constr Mach Co Ltd Counter balance circuit for hydraulic winch
JP2000220606A (en) * 1999-01-29 2000-08-08 Kobe Steel Ltd Hydraulic winch circuit

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
ZÄHE B: "Für einen besseren Wirkungsgrad", O + P OLHYDRAULIK UND PNEUMATIK, VEREINIGTE FACHVERLAGE, MAINZ, DE, vol. 54, no. 5, 1 May 2010 (2010-05-01), pages 198 - 204, XP001555794, ISSN: 0341-2660 *

Also Published As

Publication number Publication date
EP2469103A2 (en) 2012-06-27
DE102010055718A1 (en) 2012-06-28

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